EX2; Dentin and Pulp Practical Images Flashcards Preview

May14 Oral Histology > EX2; Dentin and Pulp Practical Images > Flashcards

Flashcards in EX2; Dentin and Pulp Practical Images Deck (52)
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1
Q

What is happening at the yellow arrows

A

dentinogenesis; toward pulp center

2
Q

What does the red represent

A

Wnt10A signaling

3
Q
A

A; Wnt10A signaling
B; DSPP signaling

4
Q

What are the parts of the Matrix Vesicle

A

A; membrane
B; HAP crystallites

5
Q

What is the differene between the microradiograph on the left and right

A

the right is missing DSPP; hypomineralized

6
Q

What is this condition

A

dentinogenesis imperfecta

7
Q
A

dentinal tubules

8
Q
A

dentinal tubules

9
Q

What is this image showing about the shape of the dentinal tubules

A

S shaped in the crown
straighter at the root

10
Q

Where would you find these dentinal tubules

A

root

11
Q

Where would you find these dentinal tubules

A

crown

12
Q

What are these images of

A

microorganisms in tubules

13
Q
A

A; pulp
B; odontoblasts
C; predentin
D; unmineralized dentin

14
Q

What type of dentin are these

A

A; mantle
B; circumpulpal
C; secondary

15
Q

What type of dentin is this

A

tertiary dentin under caries

16
Q
A

tertiary dentin

17
Q
A

tertiary dentin

18
Q
A

A; tubule
B; intRAtubular dentin
C; intERtubular dentin

19
Q
A

extensive translucent/sclerotic dentin

20
Q
A

translucent or sclerotic dentin

21
Q
A

dead tracts

22
Q
A

solid line; dead tracts
dashed line; interglobular dentin

23
Q
A

calcospherites

24
Q
A

interglobular dentin

25
Q
A

Tome’s granular layer

26
Q

What are these

A

growth lines, reflecting the incremental pattern of deposition

27
Q

What are these growth lines exaggerated by

A

tetracycline stain

28
Q
A

A; apical foramen
B; accessory/lateral foramina
C; root canal/radicular pulp
D; cementum
E; pulp chamber/coronal pulp
F; dentin
G; pulp horns
F; enamel

29
Q
A

accessory canals

30
Q

Which is the young and which is the older tooth

A
left = young
right = old
31
Q

Which is old and which is young pulp

A
left = young (9)
right = old (28)
32
Q

What is this an image of

A

pulp stones

33
Q

What is this an image of

A

pulp stones

34
Q

What is this an image of

A

diffuse calcifications

35
Q

What is this an image of

A

diffuse calcifications

36
Q

What are these

A

pulp stones

37
Q
A

A; odontogenic zone
B; central core

38
Q
A

A; cell-rich zone
B; cell-free zone
C; odontoblast layer
D; predentin
E; dentin

39
Q
A

pulp core
A; fibroblasts
B; capillary
C; nerves

40
Q
A

pulp core
A; blood vessels

41
Q

These cells are found in the pulp

A

dendritic cells

42
Q
A

odontoblasts

43
Q
A

A; odontoblast process

44
Q

What part of the odontoblast is this

A

cell body/soma

45
Q

What part of the odontoblast is this

A

processes

46
Q

What part of the odontoblast is this

A

processes

47
Q

What is this an image of

A

the lymphatic vessels in pulp

48
Q

What is this image depicting

A

How far into dentin the odontoblastic process and the nerve travel

49
Q
A

Rashkow’s plexus

50
Q

What is this image depicting

A

The close relation between the nerves and the odontoblast process
A; nerves
B; odontoblast process

51
Q

What is this image depicting

A

The clost relation between the odontoblast proces and nerve fiber

A; nerve fiber
B; odontoblast process

52
Q

What is this

A

neuropeptides